Which of the following phone system configurations uses proprietary phones to access most system features?
Which of the following phone system configurations uses proprietary phones to access most system features?
Which of the following protocols is commonly used in a VoIP application?
Which of the following protocols is commonly used in a VoIP application?
A telephone system can enhance the security of a home by providing:
A telephone system can enhance the security of a home by providing:
A good way to avoid cross talk on a phone line is to:
A good way to avoid cross talk on a phone line is to:
Distributing VoIP service throughout a residence requires a(n):
Distributing VoIP service throughout a residence requires a(n):
A paging adapter is used to:
A paging adapter is used to:
The BEST troubleshooting step would be to:
After a Key Service Unit (KSU) phone system is installed, the technician tests the system by taking line one off the hook and calling the home from a cell phone. Instead of line two ringing the installer receives a busy signal. The BEST troubleshooting step would be to:
Which of the following statements is an advantage of plain old telephone service (POTS) over VoIP?
Which of the following statements is an advantage of plain old telephone service (POTS) over VoIP?
Which of the following cameras will provide better contrast in surveillance applications?
Which of the following cameras will provide better contrast in surveillance applications?
A power supervision relay for a four wire smoke loop should be connected:
A power supervision relay for a four wire smoke loop should be connected: